5.5 psi cracking pressure
A valve permitting flow in one direction only. It does not have a stem, except when equipped with a lever and weight and has no pressure adjustment. It may be inline or cartridge (manifold) design.
Classification: Check valves of steel
NSN 6620-01-130-5700
NSN 6220-00-299-7749
NSN 6150-00-528-4175
NSN 2925-00-875-9776
NSN 5910-00-170-8271
NSN 5960-00-812-7166
NSN 6320-01-176-8367
NSN 5855-01-018-1247
NSN 6240-00-480-1558
NSN 5905-01-444-5236
NSN 5935-01-613-1639
NSN 6135-00-935-8769